/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Runner, PipelineResult } from "../runners/runner";

/**
 * A runner that simply prints the pipeline definition and returns.
 */
export class ProtoPrintingRunner extends Runner {
  async runPipeline(pipeline): Promise<PipelineResult> {
    console.dir(pipeline.proto, { depth: null });
    return new (class EmptyPipelineResult extends PipelineResult {
      waitUntilFinish(duration?) {
        return Promise.reject("not implemented");
      }
    })();
  }
}
